Home / 8,668.08-13,003.48-2,823.32

Finding the Fourth Proportional to 8,668.08, 13,003.48 and 2,823.32

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Solution

The fourth proportional to 8,668.08, 13,003.48 and 2,823.32 is: 4,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668.08 : 13,003.48 = 2,823.32 : x
  2. Step 2: Convert to fraction form
    8,668.08/13,003.48 = 2,823.32/x
  3. Step 3: Cross multiply
    8,668.08x = 13,003.48 × 2,823.32
  4. Step 4: Simplify right side
    8,668.08x = 36,712,985.15
  5. Step 5: Solve for x
    x = 36,712,985.15/8,668.08
  6. Step 6: Final answer
    x = 4,235.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.